#!/bin/sh

# Poky Build Enviroment Setup Script
#
# Copyright (C) 2006-2007 OpenedHand Ltd.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA


# Change this to the location of this file.
# Also update the locations at the top of conf/local.conf

OEROOT=`pwd`

if [ "x$1" = "x" ]; then
	BDIR="build"
else
	BDIR="$1"
fi

BBDIR="$OEROOT/bitbake/"
PKGDIR="$OEROOT/meta/"
BUILDDIR="$OEROOT/$BDIR/"
MSG=''

BUILD_ARCH=`uname -m`
BUILD_OS=`uname | tr [A-Z] [a-z]`
BUILD_SYS="$BUILD_ARCH-$BUILD_OS"

PATH="$BBDIR/bin/:$OEROOT/scripts:$PATH"

cd "$BUILDDIR"

# Remove any symlinks from paths
BBDIR=`readlink -f "$BBDIR"`
PKGDIR=`readlink -f "$PKGDIR"`
BUILDDIR=`readlink -f "$BUILDDIR"`

if ! (test -d "$BBDIR" && test -d "$PKGDIR" && test -d "$BUILDDIR"); then
    echo >&2 "Error: Not all directories exist! Did you run this script in poky directory?"
    return
fi

if ! (test -r "$BUILDDIR/conf/local.conf"); then
    cp -f $BUILDDIR/conf/local.conf.sample $BUILDDIR/conf/local.conf
fi

BBPATH=$BBDIR
if test x"$BBDIR" != x"$PKGDIR"; then
	BBPATH=$PKGDIR:$BBPATH
fi
BBPATH="`readlink -f $HOME/.oe`:`readlink -f $HOME/.poky`:$BBPATH"
if test x"$PKGDIR" != x"$BUILDDIR"; then
	BBPATH=$BUILDDIR:$BBPATH
fi
export BBPATH OEROOT BUILD_SYS BUILDDIR

# Kill off the TERMINFO variable, as glibc will grab its contents in its 'make
# install' if set
unset TERMINFO
# kill this so we don't link non-arm libraries
unset LD_LIBRARY_PATH
# Don't export TARGET_ARCH - it *will* cause build failures
export PATH LD_LIBRARY_PATH OEROOT
# Stop multi byte characters breaking the patcher stuff - This is for Redhat / Fedora people really
export LANG=C
# Kill PYTHONPATH as otherwise the Python specified there will conflict with
# python-native.
unset PYTHONPATH

echo
echo "### Shell environment set up for Poky builds. ###"
echo 
